I'm a hair health expert, and I want men to stop blaming their fathers for thinning hair. Genetics is only half the story.

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Giorgos Tsetis sitting next to his father and son on a chair
The CEO of Nutrafol, Giorgos Tsetis, left, says thinning hair shouldn't be blamed on our fathers.

Courtesy of Giorgos Tsetis

Montana rancher paid $4,200 to clone a dead sheep and launched a farm of super hybrids worth up to $550,000

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An argali sheep with large horns in a forest
An argali sheep similar to the one that was cloned in Montana.

Wirestock/iStock via Getty Images Plus

$1.5 billion startup says it's getting close to bringing the woolly mammoth back from the dead with elephant cells

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woolly mammoth model with long curled tusks and shaggy hair stands in a museum exhibit with visitors reading a plaque
A woolly mammoth reconstruction at the Caverne du Pont D'Arc in Ardèche, France.

Jean-Marc Zaorski/Gamma-Rapho via Getty Images

Scientists discovered which dogs live the longest after studying 155 different breeds, and it could help you be a better pet owner

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A Shiba Inu smiling and standing outside.

feng xu/Getty Images

Multiple sclerosis is more common among white Europeans. Researchers studying ancient DNA may have figured out why.

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Bronze decorated with horses, people, parasites, and DNA
Researchers have traced genetic susceptibility to multiple sclerosis to a population of herders who arrived in Europe 5,000 years ago.

SayoStudio

The FDA just approved the first gene editing therapy for sickle cell anemia, but it'll cost $2.2 million per person

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sickle cell anemia
The FDA approved the first gene therapy for sickle cell anemia.

Meletios Verras/ iStock

Parasitic worms highjack their hosts' free will, and scientists finally think they know how

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A worm, Chordodes fukuii, and a mantid, Tenodera angustipennis, pose with a leaf for scale.
In a fight between this measly worm and majestic mantis, who do you think would win? You might be surprised.

Takuya Sato

Most of us have a bit of Neanderthal DNA, with some more than others. Scientists think they've figured out why.

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neanderthal
A child stands nose to nose with a model of a Neanderthal at the Neanderthal Museum in Germany.

Neanderthal Museum (Mettman, Germany)

The world's first dog-fox hybrid was genetically confirmed in Brazil. It's a problem.

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Domestic dog on left and pampas fox on right.
A dog-fox hybrid between a domestic dog (like the one on the left) and a pampas fox (like the one on the right) was long thought to be impossible.

Lourdes Balduque / Edsel Querini / Getty Images

Scientists have completely sequenced the human Y chromosome for the first time, with huge implications for heath and evolution research

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DNA testing.
DNA testing.

Hero Images / Gerry Images

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